SDL: pulseaudio: Listen for server events in addition to sources and sinks.

From 62cf24eeb902b9c48895061955ac05f5a4188fc1 Mon Sep 17 00:00:00 2001
From: "Ryan C. Gordon" <[EMAIL REDACTED]>
Date: Sat, 24 Jun 2023 11:21:08 -0400
Subject: [PATCH] pulseaudio: Listen for server events in addition to sources
 and sinks.

This gets us default device change notifications more efficiently, presumably.
---
 src/audio/pulseaudio/SDL_pulseaudio.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/audio/pulseaudio/SDL_pulseaudio.c b/src/audio/pulseaudio/SDL_pulseaudio.c
index 85dc8b59775b..c5189b7652b5 100644
--- a/src/audio/pulseaudio/SDL_pulseaudio.c
+++ b/src/audio/pulseaudio/SDL_pulseaudio.c
@@ -865,7 +865,7 @@ static int SDLCALL HotplugThread(void *data)
     SDL_SetThreadPriority(SDL_THREAD_PRIORITY_LOW);
     PULSEAUDIO_pa_threaded_mainloop_lock(pulseaudio_threaded_mainloop);
     PULSEAUDIO_pa_context_set_subscribe_callback(pulseaudio_context, HotplugCallback, NULL);
-    PULSEAUDIO_pa_operation_unref(PULSEAUDIO_pa_context_subscribe(pulseaudio_context, PA_SUBSCRIPTION_MASK_SINK | PA_SUBSCRIPTION_MASK_SOURCE, NULL, NULL));
+    PULSEAUDIO_pa_operation_unref(PULSEAUDIO_pa_context_subscribe(pulseaudio_context, PA_SUBSCRIPTION_MASK_SINK | PA_SUBSCRIPTION_MASK_SOURCE | PA_SUBSCRIPTION_MASK_SERVER, NULL, NULL));
     while (SDL_AtomicGet(&pulseaudio_hotplug_thread_active)) {
         PULSEAUDIO_pa_threaded_mainloop_wait(pulseaudio_threaded_mainloop);